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Jonathan Helfman
@jonhelfman
Student of math, d3, svg, etc. Prototyper of visualizations for electronics design and test.
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Categorical color | Jonathan Helfman | Observable
Categorical color | Jonathan Helfman | Observable
Categorical color
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How to Choose and Order Categorical Colors for use in Visualizations?
Jonathan Helfman
Aug 13, 2025
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